PCA Alerting And Dashboarding Practice Question
You have a recording rule named 'job:node_cpu:avg_rate_5m'. Where is this metric stored once the rule is executed?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
✓
In the Prometheus TSDB
Recording rules store the result of the expression as a new time series in the Prometheus TSDB.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✓
In the Prometheus TSDB
Why this is correct
Recording rules result in new metrics being stored in the TSDB.
- ✗
In the Alertmanager memory
Why it's wrong here
Alertmanager does not store metrics.
- ✗
In the Grafana database
Why it's wrong here
Grafana is a visualization tool, not a metric storage engine.
- ✗
In a local flat file
Why it's wrong here
Prometheus does not store data in flat files for general querying.
About these practice questions
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JA
Written and reviewed by Johnson Ajibi, MSc IT Security
Senior Network & Security Engineer · founder of Courseiva
Last reviewed August 2026 · checked against the official CNCF / Linux Foundation exam blueprint
This PCA practice question is part of Courseiva's free CNCF / Linux Foundation certification practice question bank. Courseiva provides original exam-style practice questions with explanations, topic-based practice, mock exams, readiness tracking, and study analytics to help learners prepare for the PCA exam.